TY  - BOOK
AU  - Swan,Michael
TI  - Practical English usage
SN  - 0194420981 (pbk.) :
U1  - 428.219 
PY  - 2005///
CY  - Oxford
PB  - Oxford University Press
KW  - English language - Usage
N1  - New  3rd edition, fully revised. Easier, faster reference
ER  -